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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.client;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">022</span><span id="line-22"></span> |
| <span class="source-line-no">023</span><span id="line-23">import java.io.IOException;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.ArrayList;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.Iterator;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.util.List;</span> |
| <span class="source-line-no">027</span><span id="line-27">import java.util.Optional;</span> |
| <span class="source-line-no">028</span><span id="line-28">import java.util.concurrent.CountDownLatch;</span> |
| <span class="source-line-no">029</span><span id="line-29">import java.util.concurrent.atomic.AtomicBoolean;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.Cell;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.CellComparatorImpl;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.ExtendedCell;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.coprocessor.MultiRowMutationEndpoint;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.coprocessor.ObserverContext;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.coprocessor.RegionCoprocessor;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.coprocessor.RegionObserver;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.io.hfile.BlockCache;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.io.hfile.BlockCacheKey;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.io.hfile.CacheConfig;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.io.hfile.CachedBlock;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.io.hfile.CombinedBlockCache;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.io.hfile.bucket.BucketCache;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.regionserver.DelegatingInternalScanner;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.regionserver.HRegion;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.regionserver.HStore;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.hbase.regionserver.InternalScanner;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.hbase.regionserver.ScanType;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.hbase.regionserver.ScannerContext;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.hbase.regionserver.Store;</span> |
| <span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker;</span> |
| <span class="source-line-no">058</span><span id="line-58">import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest;</span> |
| <span class="source-line-no">059</span><span id="line-59">import org.apache.hadoop.hbase.testclassification.ClientTests;</span> |
| <span class="source-line-no">060</span><span id="line-60">import org.apache.hadoop.hbase.testclassification.LargeTests;</span> |
| <span class="source-line-no">061</span><span id="line-61">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">062</span><span id="line-62">import org.junit.AfterClass;</span> |
| <span class="source-line-no">063</span><span id="line-63">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">064</span><span id="line-64">import org.junit.ClassRule;</span> |
| <span class="source-line-no">065</span><span id="line-65">import org.junit.Rule;</span> |
| <span class="source-line-no">066</span><span id="line-66">import org.junit.Test;</span> |
| <span class="source-line-no">067</span><span id="line-67">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">068</span><span id="line-68">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">069</span><span id="line-69"></span> |
| <span class="source-line-no">070</span><span id="line-70">import org.apache.hbase.thirdparty.com.google.common.collect.Iterables;</span> |
| <span class="source-line-no">071</span><span id="line-71"></span> |
| <span class="source-line-no">072</span><span id="line-72">@Category({ LargeTests.class, ClientTests.class })</span> |
| <span class="source-line-no">073</span><span id="line-73">public class TestAvoidCellReferencesIntoShippedBlocks {</span> |
| <span class="source-line-no">074</span><span id="line-74"></span> |
| <span class="source-line-no">075</span><span id="line-75"> @ClassRule</span> |
| <span class="source-line-no">076</span><span id="line-76"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">077</span><span id="line-77"> HBaseClassTestRule.forClass(TestAvoidCellReferencesIntoShippedBlocks.class);</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> protected final static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">080</span><span id="line-80"> static byte[][] ROWS = new byte[2][];</span> |
| <span class="source-line-no">081</span><span id="line-81"> private static byte[] ROW = Bytes.toBytes("testRow");</span> |
| <span class="source-line-no">082</span><span id="line-82"> private static byte[] ROW1 = Bytes.toBytes("testRow1");</span> |
| <span class="source-line-no">083</span><span id="line-83"> private static byte[] ROW2 = Bytes.toBytes("testRow2");</span> |
| <span class="source-line-no">084</span><span id="line-84"> private static byte[] ROW3 = Bytes.toBytes("testRow3");</span> |
| <span class="source-line-no">085</span><span id="line-85"> private static byte[] ROW4 = Bytes.toBytes("testRow4");</span> |
| <span class="source-line-no">086</span><span id="line-86"> private static byte[] ROW5 = Bytes.toBytes("testRow5");</span> |
| <span class="source-line-no">087</span><span id="line-87"> private static byte[] FAMILY = Bytes.toBytes("testFamily");</span> |
| <span class="source-line-no">088</span><span id="line-88"> private static byte[][] FAMILIES_1 = new byte[1][0];</span> |
| <span class="source-line-no">089</span><span id="line-89"> private static byte[] QUALIFIER = Bytes.toBytes("testQualifier");</span> |
| <span class="source-line-no">090</span><span id="line-90"> private static byte[] QUALIFIER1 = Bytes.toBytes("testQualifier1");</span> |
| <span class="source-line-no">091</span><span id="line-91"> private static byte[] data = new byte[1000];</span> |
| <span class="source-line-no">092</span><span id="line-92"> protected static int SLAVES = 1;</span> |
| <span class="source-line-no">093</span><span id="line-93"> private CountDownLatch latch = new CountDownLatch(1);</span> |
| <span class="source-line-no">094</span><span id="line-94"> private static CountDownLatch compactReadLatch = new CountDownLatch(1);</span> |
| <span class="source-line-no">095</span><span id="line-95"> private static AtomicBoolean doScan = new AtomicBoolean(false);</span> |
| <span class="source-line-no">096</span><span id="line-96"></span> |
| <span class="source-line-no">097</span><span id="line-97"> @Rule</span> |
| <span class="source-line-no">098</span><span id="line-98"> public TestName name = new TestName();</span> |
| <span class="source-line-no">099</span><span id="line-99"></span> |
| <span class="source-line-no">100</span><span id="line-100"> /**</span> |
| <span class="source-line-no">101</span><span id="line-101"> * @throws java.lang.Exception</span> |
| <span class="source-line-no">102</span><span id="line-102"> */</span> |
| <span class="source-line-no">103</span><span id="line-103"> @BeforeClass</span> |
| <span class="source-line-no">104</span><span id="line-104"> public static void setUpBeforeClass() throws Exception {</span> |
| <span class="source-line-no">105</span><span id="line-105"> ROWS[0] = ROW;</span> |
| <span class="source-line-no">106</span><span id="line-106"> ROWS[1] = ROW1;</span> |
| <span class="source-line-no">107</span><span id="line-107"> Configuration conf = TEST_UTIL.getConfiguration();</span> |
| <span class="source-line-no">108</span><span id="line-108"> conf.setStrings(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY,</span> |
| <span class="source-line-no">109</span><span id="line-109"> MultiRowMutationEndpoint.class.getName());</span> |
| <span class="source-line-no">110</span><span id="line-110"> conf.setInt("hbase.regionserver.handler.count", 20);</span> |
| <span class="source-line-no">111</span><span id="line-111"> conf.setInt("hbase.bucketcache.size", 400);</span> |
| <span class="source-line-no">112</span><span id="line-112"> conf.setStrings(HConstants.BUCKET_CACHE_IOENGINE_KEY, "offheap");</span> |
| <span class="source-line-no">113</span><span id="line-113"> conf.setInt("hbase.hstore.compactionThreshold", 7);</span> |
| <span class="source-line-no">114</span><span id="line-114"> conf.setFloat("hfile.block.cache.size", 0.2f);</span> |
| <span class="source-line-no">115</span><span id="line-115"> conf.setFloat("hbase.regionserver.global.memstore.size", 0.1f);</span> |
| <span class="source-line-no">116</span><span id="line-116"> conf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 0);// do not retry</span> |
| <span class="source-line-no">117</span><span id="line-117"> conf.setInt(HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD, 500000);</span> |
| <span class="source-line-no">118</span><span id="line-118"> FAMILIES_1[0] = FAMILY;</span> |
| <span class="source-line-no">119</span><span id="line-119"> TEST_UTIL.startMiniCluster(SLAVES);</span> |
| <span class="source-line-no">120</span><span id="line-120"> compactReadLatch = new CountDownLatch(1);</span> |
| <span class="source-line-no">121</span><span id="line-121"> }</span> |
| <span class="source-line-no">122</span><span id="line-122"></span> |
| <span class="source-line-no">123</span><span id="line-123"> /**</span> |
| <span class="source-line-no">124</span><span id="line-124"> * @throws java.lang.Exception</span> |
| <span class="source-line-no">125</span><span id="line-125"> */</span> |
| <span class="source-line-no">126</span><span id="line-126"> @AfterClass</span> |
| <span class="source-line-no">127</span><span id="line-127"> public static void tearDownAfterClass() throws Exception {</span> |
| <span class="source-line-no">128</span><span id="line-128"> TEST_UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">129</span><span id="line-129"> }</span> |
| <span class="source-line-no">130</span><span id="line-130"></span> |
| <span class="source-line-no">131</span><span id="line-131"> @Test</span> |
| <span class="source-line-no">132</span><span id="line-132"> public void testHBase16372InCompactionWritePath() throws Exception {</span> |
| <span class="source-line-no">133</span><span id="line-133"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">134</span><span id="line-134"> // Create a table with block size as 1024</span> |
| <span class="source-line-no">135</span><span id="line-135"> final Table table = TEST_UTIL.createTable(tableName, FAMILIES_1, 1, 1024,</span> |
| <span class="source-line-no">136</span><span id="line-136"> CompactorRegionObserver.class.getName());</span> |
| <span class="source-line-no">137</span><span id="line-137"> try {</span> |
| <span class="source-line-no">138</span><span id="line-138"> // get the block cache and region</span> |
| <span class="source-line-no">139</span><span id="line-139"> RegionLocator locator = TEST_UTIL.getConnection().getRegionLocator(tableName);</span> |
| <span class="source-line-no">140</span><span id="line-140"> String regionName = locator.getAllRegionLocations().get(0).getRegion().getEncodedName();</span> |
| <span class="source-line-no">141</span><span id="line-141"> HRegion region =</span> |
| <span class="source-line-no">142</span><span id="line-142"> (HRegion) TEST_UTIL.getRSForFirstRegionInTable(tableName).getRegion(regionName);</span> |
| <span class="source-line-no">143</span><span id="line-143"> HStore store = region.getStores().iterator().next();</span> |
| <span class="source-line-no">144</span><span id="line-144"> CacheConfig cacheConf = store.getCacheConfig();</span> |
| <span class="source-line-no">145</span><span id="line-145"> cacheConf.setCacheDataOnWrite(true);</span> |
| <span class="source-line-no">146</span><span id="line-146"> cacheConf.setEvictOnClose(true);</span> |
| <span class="source-line-no">147</span><span id="line-147"> final BlockCache cache = cacheConf.getBlockCache().get();</span> |
| <span class="source-line-no">148</span><span id="line-148"> // insert data. 5 Rows are added</span> |
| <span class="source-line-no">149</span><span id="line-149"> Put put = new Put(ROW);</span> |
| <span class="source-line-no">150</span><span id="line-150"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">151</span><span id="line-151"> table.put(put);</span> |
| <span class="source-line-no">152</span><span id="line-152"> put = new Put(ROW);</span> |
| <span class="source-line-no">153</span><span id="line-153"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">154</span><span id="line-154"> table.put(put);</span> |
| <span class="source-line-no">155</span><span id="line-155"> put = new Put(ROW1);</span> |
| <span class="source-line-no">156</span><span id="line-156"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">157</span><span id="line-157"> table.put(put);</span> |
| <span class="source-line-no">158</span><span id="line-158"> // data was in memstore so don't expect any changes</span> |
| <span class="source-line-no">159</span><span id="line-159"> region.flush(true);</span> |
| <span class="source-line-no">160</span><span id="line-160"> put = new Put(ROW1);</span> |
| <span class="source-line-no">161</span><span id="line-161"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">162</span><span id="line-162"> table.put(put);</span> |
| <span class="source-line-no">163</span><span id="line-163"> put = new Put(ROW2);</span> |
| <span class="source-line-no">164</span><span id="line-164"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">165</span><span id="line-165"> table.put(put);</span> |
| <span class="source-line-no">166</span><span id="line-166"> put = new Put(ROW2);</span> |
| <span class="source-line-no">167</span><span id="line-167"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">168</span><span id="line-168"> table.put(put);</span> |
| <span class="source-line-no">169</span><span id="line-169"> // data was in memstore so don't expect any changes</span> |
| <span class="source-line-no">170</span><span id="line-170"> region.flush(true);</span> |
| <span class="source-line-no">171</span><span id="line-171"> put = new Put(ROW3);</span> |
| <span class="source-line-no">172</span><span id="line-172"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">173</span><span id="line-173"> table.put(put);</span> |
| <span class="source-line-no">174</span><span id="line-174"> put = new Put(ROW3);</span> |
| <span class="source-line-no">175</span><span id="line-175"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">176</span><span id="line-176"> table.put(put);</span> |
| <span class="source-line-no">177</span><span id="line-177"> put = new Put(ROW4);</span> |
| <span class="source-line-no">178</span><span id="line-178"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">179</span><span id="line-179"> table.put(put);</span> |
| <span class="source-line-no">180</span><span id="line-180"> // data was in memstore so don't expect any changes</span> |
| <span class="source-line-no">181</span><span id="line-181"> region.flush(true);</span> |
| <span class="source-line-no">182</span><span id="line-182"> put = new Put(ROW4);</span> |
| <span class="source-line-no">183</span><span id="line-183"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">184</span><span id="line-184"> table.put(put);</span> |
| <span class="source-line-no">185</span><span id="line-185"> put = new Put(ROW5);</span> |
| <span class="source-line-no">186</span><span id="line-186"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">187</span><span id="line-187"> table.put(put);</span> |
| <span class="source-line-no">188</span><span id="line-188"> put = new Put(ROW5);</span> |
| <span class="source-line-no">189</span><span id="line-189"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">190</span><span id="line-190"> table.put(put);</span> |
| <span class="source-line-no">191</span><span id="line-191"> // data was in memstore so don't expect any changes</span> |
| <span class="source-line-no">192</span><span id="line-192"> region.flush(true);</span> |
| <span class="source-line-no">193</span><span id="line-193"> // Load cache</span> |
| <span class="source-line-no">194</span><span id="line-194"> Scan s = new Scan();</span> |
| <span class="source-line-no">195</span><span id="line-195"> s.setMaxResultSize(1000);</span> |
| <span class="source-line-no">196</span><span id="line-196"> int count;</span> |
| <span class="source-line-no">197</span><span id="line-197"> try (ResultScanner scanner = table.getScanner(s)) {</span> |
| <span class="source-line-no">198</span><span id="line-198"> count = Iterables.size(scanner);</span> |
| <span class="source-line-no">199</span><span id="line-199"> }</span> |
| <span class="source-line-no">200</span><span id="line-200"> assertEquals("Count all the rows ", 6, count);</span> |
| <span class="source-line-no">201</span><span id="line-201"> // all the cache is loaded</span> |
| <span class="source-line-no">202</span><span id="line-202"> // trigger a major compaction</span> |
| <span class="source-line-no">203</span><span id="line-203"> ScannerThread scannerThread = new ScannerThread(table, cache);</span> |
| <span class="source-line-no">204</span><span id="line-204"> scannerThread.start();</span> |
| <span class="source-line-no">205</span><span id="line-205"> region.compact(true);</span> |
| <span class="source-line-no">206</span><span id="line-206"> s = new Scan();</span> |
| <span class="source-line-no">207</span><span id="line-207"> s.setMaxResultSize(1000);</span> |
| <span class="source-line-no">208</span><span id="line-208"> try (ResultScanner scanner = table.getScanner(s)) {</span> |
| <span class="source-line-no">209</span><span id="line-209"> count = Iterables.size(scanner);</span> |
| <span class="source-line-no">210</span><span id="line-210"> }</span> |
| <span class="source-line-no">211</span><span id="line-211"> assertEquals("Count all the rows ", 6, count);</span> |
| <span class="source-line-no">212</span><span id="line-212"> } finally {</span> |
| <span class="source-line-no">213</span><span id="line-213"> table.close();</span> |
| <span class="source-line-no">214</span><span id="line-214"> }</span> |
| <span class="source-line-no">215</span><span id="line-215"> }</span> |
| <span class="source-line-no">216</span><span id="line-216"></span> |
| <span class="source-line-no">217</span><span id="line-217"> private static class ScannerThread extends Thread {</span> |
| <span class="source-line-no">218</span><span id="line-218"> private final Table table;</span> |
| <span class="source-line-no">219</span><span id="line-219"> private final BlockCache cache;</span> |
| <span class="source-line-no">220</span><span id="line-220"></span> |
| <span class="source-line-no">221</span><span id="line-221"> public ScannerThread(Table table, BlockCache cache) {</span> |
| <span class="source-line-no">222</span><span id="line-222"> this.table = table;</span> |
| <span class="source-line-no">223</span><span id="line-223"> this.cache = cache;</span> |
| <span class="source-line-no">224</span><span id="line-224"> }</span> |
| <span class="source-line-no">225</span><span id="line-225"></span> |
| <span class="source-line-no">226</span><span id="line-226"> @Override</span> |
| <span class="source-line-no">227</span><span id="line-227"> public void run() {</span> |
| <span class="source-line-no">228</span><span id="line-228"> Scan s = new Scan().withStartRow(ROW4).withStopRow(ROW5).setCaching(1);</span> |
| <span class="source-line-no">229</span><span id="line-229"> try {</span> |
| <span class="source-line-no">230</span><span id="line-230"> while (!doScan.get()) {</span> |
| <span class="source-line-no">231</span><span id="line-231"> try {</span> |
| <span class="source-line-no">232</span><span id="line-232"> // Sleep till you start scan</span> |
| <span class="source-line-no">233</span><span id="line-233"> Thread.sleep(1);</span> |
| <span class="source-line-no">234</span><span id="line-234"> } catch (InterruptedException e) {</span> |
| <span class="source-line-no">235</span><span id="line-235"> }</span> |
| <span class="source-line-no">236</span><span id="line-236"> }</span> |
| <span class="source-line-no">237</span><span id="line-237"> List<BlockCacheKey> cacheList = new ArrayList<>();</span> |
| <span class="source-line-no">238</span><span id="line-238"> Iterator<CachedBlock> iterator = cache.iterator();</span> |
| <span class="source-line-no">239</span><span id="line-239"> // evict all the blocks</span> |
| <span class="source-line-no">240</span><span id="line-240"> while (iterator.hasNext()) {</span> |
| <span class="source-line-no">241</span><span id="line-241"> CachedBlock next = iterator.next();</span> |
| <span class="source-line-no">242</span><span id="line-242"> BlockCacheKey cacheKey = new BlockCacheKey(next.getFilename(), next.getOffset());</span> |
| <span class="source-line-no">243</span><span id="line-243"> cacheList.add(cacheKey);</span> |
| <span class="source-line-no">244</span><span id="line-244"> // evict what ever is available</span> |
| <span class="source-line-no">245</span><span id="line-245"> cache.evictBlock(cacheKey);</span> |
| <span class="source-line-no">246</span><span id="line-246"> }</span> |
| <span class="source-line-no">247</span><span id="line-247"> try (ResultScanner scanner = table.getScanner(s)) {</span> |
| <span class="source-line-no">248</span><span id="line-248"> while (scanner.next() != null) {</span> |
| <span class="source-line-no">249</span><span id="line-249"> }</span> |
| <span class="source-line-no">250</span><span id="line-250"> }</span> |
| <span class="source-line-no">251</span><span id="line-251"> compactReadLatch.countDown();</span> |
| <span class="source-line-no">252</span><span id="line-252"> } catch (IOException e) {</span> |
| <span class="source-line-no">253</span><span id="line-253"> }</span> |
| <span class="source-line-no">254</span><span id="line-254"> }</span> |
| <span class="source-line-no">255</span><span id="line-255"> }</span> |
| <span class="source-line-no">256</span><span id="line-256"></span> |
| <span class="source-line-no">257</span><span id="line-257"> public static class CompactorRegionObserver implements RegionCoprocessor, RegionObserver {</span> |
| <span class="source-line-no">258</span><span id="line-258"></span> |
| <span class="source-line-no">259</span><span id="line-259"> @Override</span> |
| <span class="source-line-no">260</span><span id="line-260"> public Optional<RegionObserver> getRegionObserver() {</span> |
| <span class="source-line-no">261</span><span id="line-261"> return Optional.of(this);</span> |
| <span class="source-line-no">262</span><span id="line-262"> }</span> |
| <span class="source-line-no">263</span><span id="line-263"></span> |
| <span class="source-line-no">264</span><span id="line-264"> @Override</span> |
| <span class="source-line-no">265</span><span id="line-265"> public InternalScanner preCompact(ObserverContext<RegionCoprocessorEnvironment> c, Store store,</span> |
| <span class="source-line-no">266</span><span id="line-266"> InternalScanner scanner, ScanType scanType, CompactionLifeCycleTracker tracker,</span> |
| <span class="source-line-no">267</span><span id="line-267"> CompactionRequest request) throws IOException {</span> |
| <span class="source-line-no">268</span><span id="line-268"> return new CompactorInternalScanner(scanner);</span> |
| <span class="source-line-no">269</span><span id="line-269"> }</span> |
| <span class="source-line-no">270</span><span id="line-270"> }</span> |
| <span class="source-line-no">271</span><span id="line-271"></span> |
| <span class="source-line-no">272</span><span id="line-272"> private static final class CompactorInternalScanner extends DelegatingInternalScanner {</span> |
| <span class="source-line-no">273</span><span id="line-273"></span> |
| <span class="source-line-no">274</span><span id="line-274"> public CompactorInternalScanner(InternalScanner scanner) {</span> |
| <span class="source-line-no">275</span><span id="line-275"> super(scanner);</span> |
| <span class="source-line-no">276</span><span id="line-276"> }</span> |
| <span class="source-line-no">277</span><span id="line-277"></span> |
| <span class="source-line-no">278</span><span id="line-278"> @Override</span> |
| <span class="source-line-no">279</span><span id="line-279"> public boolean next(List<? super ExtendedCell> result, ScannerContext scannerContext)</span> |
| <span class="source-line-no">280</span><span id="line-280"> throws IOException {</span> |
| <span class="source-line-no">281</span><span id="line-281"> boolean next = scanner.next(result, scannerContext);</span> |
| <span class="source-line-no">282</span><span id="line-282"> for (Iterator<? super ExtendedCell> iter = result.iterator(); iter.hasNext();) {</span> |
| <span class="source-line-no">283</span><span id="line-283"> Cell cell = (Cell) iter.next();</span> |
| <span class="source-line-no">284</span><span id="line-284"> if (CellComparatorImpl.COMPARATOR.compareRows(cell, ROW2, 0, ROW2.length) == 0) {</span> |
| <span class="source-line-no">285</span><span id="line-285"> try {</span> |
| <span class="source-line-no">286</span><span id="line-286"> // hold the compaction</span> |
| <span class="source-line-no">287</span><span id="line-287"> // set doscan to true</span> |
| <span class="source-line-no">288</span><span id="line-288"> doScan.compareAndSet(false, true);</span> |
| <span class="source-line-no">289</span><span id="line-289"> compactReadLatch.await();</span> |
| <span class="source-line-no">290</span><span id="line-290"> } catch (InterruptedException e) {</span> |
| <span class="source-line-no">291</span><span id="line-291"> }</span> |
| <span class="source-line-no">292</span><span id="line-292"> }</span> |
| <span class="source-line-no">293</span><span id="line-293"> }</span> |
| <span class="source-line-no">294</span><span id="line-294"> return next;</span> |
| <span class="source-line-no">295</span><span id="line-295"> }</span> |
| <span class="source-line-no">296</span><span id="line-296"> }</span> |
| <span class="source-line-no">297</span><span id="line-297"></span> |
| <span class="source-line-no">298</span><span id="line-298"> @Test</span> |
| <span class="source-line-no">299</span><span id="line-299"> public void testHBASE16372InReadPath() throws Exception {</span> |
| <span class="source-line-no">300</span><span id="line-300"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">301</span><span id="line-301"> // Create a table with block size as 1024</span> |
| <span class="source-line-no">302</span><span id="line-302"> try (Table table = TEST_UTIL.createTable(tableName, FAMILIES_1, 1, 1024, null)) {</span> |
| <span class="source-line-no">303</span><span id="line-303"> // get the block cache and region</span> |
| <span class="source-line-no">304</span><span id="line-304"> RegionLocator locator = TEST_UTIL.getConnection().getRegionLocator(tableName);</span> |
| <span class="source-line-no">305</span><span id="line-305"> String regionName = locator.getAllRegionLocations().get(0).getRegion().getEncodedName();</span> |
| <span class="source-line-no">306</span><span id="line-306"> HRegion region =</span> |
| <span class="source-line-no">307</span><span id="line-307"> (HRegion) TEST_UTIL.getRSForFirstRegionInTable(tableName).getRegion(regionName);</span> |
| <span class="source-line-no">308</span><span id="line-308"> HStore store = region.getStores().iterator().next();</span> |
| <span class="source-line-no">309</span><span id="line-309"> CacheConfig cacheConf = store.getCacheConfig();</span> |
| <span class="source-line-no">310</span><span id="line-310"> cacheConf.setCacheDataOnWrite(true);</span> |
| <span class="source-line-no">311</span><span id="line-311"> cacheConf.setEvictOnClose(true);</span> |
| <span class="source-line-no">312</span><span id="line-312"> final BlockCache cache = cacheConf.getBlockCache().get();</span> |
| <span class="source-line-no">313</span><span id="line-313"> // insert data. 5 Rows are added</span> |
| <span class="source-line-no">314</span><span id="line-314"> Put put = new Put(ROW);</span> |
| <span class="source-line-no">315</span><span id="line-315"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">316</span><span id="line-316"> table.put(put);</span> |
| <span class="source-line-no">317</span><span id="line-317"> put = new Put(ROW);</span> |
| <span class="source-line-no">318</span><span id="line-318"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">319</span><span id="line-319"> table.put(put);</span> |
| <span class="source-line-no">320</span><span id="line-320"> put = new Put(ROW1);</span> |
| <span class="source-line-no">321</span><span id="line-321"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">322</span><span id="line-322"> table.put(put);</span> |
| <span class="source-line-no">323</span><span id="line-323"> put = new Put(ROW1);</span> |
| <span class="source-line-no">324</span><span id="line-324"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">325</span><span id="line-325"> table.put(put);</span> |
| <span class="source-line-no">326</span><span id="line-326"> put = new Put(ROW2);</span> |
| <span class="source-line-no">327</span><span id="line-327"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">328</span><span id="line-328"> table.put(put);</span> |
| <span class="source-line-no">329</span><span id="line-329"> put = new Put(ROW2);</span> |
| <span class="source-line-no">330</span><span id="line-330"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">331</span><span id="line-331"> table.put(put);</span> |
| <span class="source-line-no">332</span><span id="line-332"> put = new Put(ROW3);</span> |
| <span class="source-line-no">333</span><span id="line-333"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">334</span><span id="line-334"> table.put(put);</span> |
| <span class="source-line-no">335</span><span id="line-335"> put = new Put(ROW3);</span> |
| <span class="source-line-no">336</span><span id="line-336"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">337</span><span id="line-337"> table.put(put);</span> |
| <span class="source-line-no">338</span><span id="line-338"> put = new Put(ROW4);</span> |
| <span class="source-line-no">339</span><span id="line-339"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">340</span><span id="line-340"> table.put(put);</span> |
| <span class="source-line-no">341</span><span id="line-341"> put = new Put(ROW4);</span> |
| <span class="source-line-no">342</span><span id="line-342"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">343</span><span id="line-343"> table.put(put);</span> |
| <span class="source-line-no">344</span><span id="line-344"> put = new Put(ROW5);</span> |
| <span class="source-line-no">345</span><span id="line-345"> put.addColumn(FAMILY, QUALIFIER, data);</span> |
| <span class="source-line-no">346</span><span id="line-346"> table.put(put);</span> |
| <span class="source-line-no">347</span><span id="line-347"> put = new Put(ROW5);</span> |
| <span class="source-line-no">348</span><span id="line-348"> put.addColumn(FAMILY, QUALIFIER1, data);</span> |
| <span class="source-line-no">349</span><span id="line-349"> table.put(put);</span> |
| <span class="source-line-no">350</span><span id="line-350"> // data was in memstore so don't expect any changes</span> |
| <span class="source-line-no">351</span><span id="line-351"> region.flush(true);</span> |
| <span class="source-line-no">352</span><span id="line-352"> // Load cache</span> |
| <span class="source-line-no">353</span><span id="line-353"> Scan s = new Scan();</span> |
| <span class="source-line-no">354</span><span id="line-354"> s.setMaxResultSize(1000);</span> |
| <span class="source-line-no">355</span><span id="line-355"> int count;</span> |
| <span class="source-line-no">356</span><span id="line-356"> try (ResultScanner scanner = table.getScanner(s)) {</span> |
| <span class="source-line-no">357</span><span id="line-357"> count = Iterables.size(scanner);</span> |
| <span class="source-line-no">358</span><span id="line-358"> }</span> |
| <span class="source-line-no">359</span><span id="line-359"> assertEquals("Count all the rows ", 6, count);</span> |
| <span class="source-line-no">360</span><span id="line-360"></span> |
| <span class="source-line-no">361</span><span id="line-361"> // Scan from cache</span> |
| <span class="source-line-no">362</span><span id="line-362"> s = new Scan();</span> |
| <span class="source-line-no">363</span><span id="line-363"> // Start a scan from row3</span> |
| <span class="source-line-no">364</span><span id="line-364"> s.setCaching(1);</span> |
| <span class="source-line-no">365</span><span id="line-365"> s.withStartRow(ROW1);</span> |
| <span class="source-line-no">366</span><span id="line-366"> // set partial as true so that the scan can send partial columns also</span> |
| <span class="source-line-no">367</span><span id="line-367"> s.setAllowPartialResults(true);</span> |
| <span class="source-line-no">368</span><span id="line-368"> s.setMaxResultSize(1000);</span> |
| <span class="source-line-no">369</span><span id="line-369"> try (ScanPerNextResultScanner scanner =</span> |
| <span class="source-line-no">370</span><span id="line-370"> new ScanPerNextResultScanner(TEST_UTIL.getAsyncConnection().getTable(tableName), s)) {</span> |
| <span class="source-line-no">371</span><span id="line-371"> Thread evictorThread = new Thread() {</span> |
| <span class="source-line-no">372</span><span id="line-372"> @Override</span> |
| <span class="source-line-no">373</span><span id="line-373"> public void run() {</span> |
| <span class="source-line-no">374</span><span id="line-374"> List<BlockCacheKey> cacheList = new ArrayList<>();</span> |
| <span class="source-line-no">375</span><span id="line-375"> Iterator<CachedBlock> iterator = cache.iterator();</span> |
| <span class="source-line-no">376</span><span id="line-376"> // evict all the blocks</span> |
| <span class="source-line-no">377</span><span id="line-377"> while (iterator.hasNext()) {</span> |
| <span class="source-line-no">378</span><span id="line-378"> CachedBlock next = iterator.next();</span> |
| <span class="source-line-no">379</span><span id="line-379"> BlockCacheKey cacheKey = new BlockCacheKey(next.getFilename(), next.getOffset());</span> |
| <span class="source-line-no">380</span><span id="line-380"> cacheList.add(cacheKey);</span> |
| <span class="source-line-no">381</span><span id="line-381"> /**</span> |
| <span class="source-line-no">382</span><span id="line-382"> * There is only one Block referenced by rpc,here we evict blocks which have no rpc</span> |
| <span class="source-line-no">383</span><span id="line-383"> * referenced.</span> |
| <span class="source-line-no">384</span><span id="line-384"> */</span> |
| <span class="source-line-no">385</span><span id="line-385"> evictBlock(cache, cacheKey);</span> |
| <span class="source-line-no">386</span><span id="line-386"> }</span> |
| <span class="source-line-no">387</span><span id="line-387"> try {</span> |
| <span class="source-line-no">388</span><span id="line-388"> Thread.sleep(1);</span> |
| <span class="source-line-no">389</span><span id="line-389"> } catch (InterruptedException e1) {</span> |
| <span class="source-line-no">390</span><span id="line-390"> }</span> |
| <span class="source-line-no">391</span><span id="line-391"> iterator = cache.iterator();</span> |
| <span class="source-line-no">392</span><span id="line-392"> int refBlockCount = 0;</span> |
| <span class="source-line-no">393</span><span id="line-393"> while (iterator.hasNext()) {</span> |
| <span class="source-line-no">394</span><span id="line-394"> iterator.next();</span> |
| <span class="source-line-no">395</span><span id="line-395"> refBlockCount++;</span> |
| <span class="source-line-no">396</span><span id="line-396"> }</span> |
| <span class="source-line-no">397</span><span id="line-397"> assertEquals("One block should be there ", 1, refBlockCount);</span> |
| <span class="source-line-no">398</span><span id="line-398"> // Rescan to prepopulate the data</span> |
| <span class="source-line-no">399</span><span id="line-399"> // cache this row.</span> |
| <span class="source-line-no">400</span><span id="line-400"> Scan s1 = new Scan();</span> |
| <span class="source-line-no">401</span><span id="line-401"> // This scan will start from ROW1 and it will populate the cache with a</span> |
| <span class="source-line-no">402</span><span id="line-402"> // row that is lower than ROW3.</span> |
| <span class="source-line-no">403</span><span id="line-403"> s1.withStartRow(ROW3);</span> |
| <span class="source-line-no">404</span><span id="line-404"> s1.withStopRow(ROW5);</span> |
| <span class="source-line-no">405</span><span id="line-405"> s1.setCaching(1);</span> |
| <span class="source-line-no">406</span><span id="line-406"></span> |
| <span class="source-line-no">407</span><span id="line-407"> try (ResultScanner scanner = table.getScanner(s1)) {</span> |
| <span class="source-line-no">408</span><span id="line-408"> int count = Iterables.size(scanner);</span> |
| <span class="source-line-no">409</span><span id="line-409"> assertEquals("Count the rows", 2, count);</span> |
| <span class="source-line-no">410</span><span id="line-410"> int newBlockRefCount = 0;</span> |
| <span class="source-line-no">411</span><span id="line-411"> List<BlockCacheKey> newCacheList = new ArrayList<>();</span> |
| <span class="source-line-no">412</span><span id="line-412"> while (true) {</span> |
| <span class="source-line-no">413</span><span id="line-413"> newBlockRefCount = 0;</span> |
| <span class="source-line-no">414</span><span id="line-414"> newCacheList.clear();</span> |
| <span class="source-line-no">415</span><span id="line-415"> iterator = cache.iterator();</span> |
| <span class="source-line-no">416</span><span id="line-416"> while (iterator.hasNext()) {</span> |
| <span class="source-line-no">417</span><span id="line-417"> CachedBlock next = iterator.next();</span> |
| <span class="source-line-no">418</span><span id="line-418"> BlockCacheKey cacheKey = new BlockCacheKey(next.getFilename(), next.getOffset());</span> |
| <span class="source-line-no">419</span><span id="line-419"> newCacheList.add(cacheKey);</span> |
| <span class="source-line-no">420</span><span id="line-420"> }</span> |
| <span class="source-line-no">421</span><span id="line-421"> for (BlockCacheKey key : cacheList) {</span> |
| <span class="source-line-no">422</span><span id="line-422"> if (newCacheList.contains(key)) {</span> |
| <span class="source-line-no">423</span><span id="line-423"> newBlockRefCount++;</span> |
| <span class="source-line-no">424</span><span id="line-424"> }</span> |
| <span class="source-line-no">425</span><span id="line-425"> }</span> |
| <span class="source-line-no">426</span><span id="line-426"> if (newBlockRefCount == 6) {</span> |
| <span class="source-line-no">427</span><span id="line-427"> break;</span> |
| <span class="source-line-no">428</span><span id="line-428"> }</span> |
| <span class="source-line-no">429</span><span id="line-429"> }</span> |
| <span class="source-line-no">430</span><span id="line-430"> latch.countDown();</span> |
| <span class="source-line-no">431</span><span id="line-431"> } catch (IOException e) {</span> |
| <span class="source-line-no">432</span><span id="line-432"> }</span> |
| <span class="source-line-no">433</span><span id="line-433"> }</span> |
| <span class="source-line-no">434</span><span id="line-434"> };</span> |
| <span class="source-line-no">435</span><span id="line-435"> count = 0;</span> |
| <span class="source-line-no">436</span><span id="line-436"> while (scanner.next() != null) {</span> |
| <span class="source-line-no">437</span><span id="line-437"> count++;</span> |
| <span class="source-line-no">438</span><span id="line-438"> if (count == 2) {</span> |
| <span class="source-line-no">439</span><span id="line-439"> evictorThread.start();</span> |
| <span class="source-line-no">440</span><span id="line-440"> latch.await();</span> |
| <span class="source-line-no">441</span><span id="line-441"> }</span> |
| <span class="source-line-no">442</span><span id="line-442"> }</span> |
| <span class="source-line-no">443</span><span id="line-443"> }</span> |
| <span class="source-line-no">444</span><span id="line-444"> assertEquals("Count should give all rows ", 10, count);</span> |
| <span class="source-line-no">445</span><span id="line-445"> }</span> |
| <span class="source-line-no">446</span><span id="line-446"> }</span> |
| <span class="source-line-no">447</span><span id="line-447"></span> |
| <span class="source-line-no">448</span><span id="line-448"> /**</span> |
| <span class="source-line-no">449</span><span id="line-449"> * For {@link BucketCache},we only evict Block if there is no rpc referenced.</span> |
| <span class="source-line-no">450</span><span id="line-450"> */</span> |
| <span class="source-line-no">451</span><span id="line-451"> private void evictBlock(BlockCache blockCache, BlockCacheKey blockCacheKey) {</span> |
| <span class="source-line-no">452</span><span id="line-452"> assertTrue(blockCache instanceof CombinedBlockCache);</span> |
| <span class="source-line-no">453</span><span id="line-453"> BlockCache[] blockCaches = blockCache.getBlockCaches();</span> |
| <span class="source-line-no">454</span><span id="line-454"> for (BlockCache currentBlockCache : blockCaches) {</span> |
| <span class="source-line-no">455</span><span id="line-455"> if (currentBlockCache instanceof BucketCache) {</span> |
| <span class="source-line-no">456</span><span id="line-456"> ((BucketCache) currentBlockCache).evictBlockIfNoRpcReferenced(blockCacheKey);</span> |
| <span class="source-line-no">457</span><span id="line-457"> } else {</span> |
| <span class="source-line-no">458</span><span id="line-458"> currentBlockCache.evictBlock(blockCacheKey);</span> |
| <span class="source-line-no">459</span><span id="line-459"> }</span> |
| <span class="source-line-no">460</span><span id="line-460"> }</span> |
| <span class="source-line-no">461</span><span id="line-461"></span> |
| <span class="source-line-no">462</span><span id="line-462"> }</span> |
| <span class="source-line-no">463</span><span id="line-463">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
